public bool ChiTietDonThuocInsert(ChiTietDonThuocEntites obj)
 {
     var dt = new ChiTietDonThuocDAL();
     if (dt.ChiTietDonThuocInsert(obj))
         return true;
     return false;
 }
        public bool ChiTietDonThuocInsert(ChiTietDonThuocEntites obj)
        {
            try
            {
                SqlConnection conn = ConnectionDB.GetConnect();
                conn.Open();
                SqlCommand cmd = new SqlCommand("ChiTietDonThuocInsert", conn);
                cmd.CommandType = CommandType.StoredProcedure;
                cmd.Parameters.Add(new SqlParameter("@MaDonThuoc", obj.MaDonThuoc));
                cmd.Parameters.Add(new SqlParameter("@MaThuoc", obj.MaThuoc));
                cmd.Parameters.Add(new SqlParameter("@LieuDung", obj.LieuDung));
                cmd.Parameters.Add(new SqlParameter("@SoLuongThuoc", obj.SoLuongThuoc));

                cmd.ExecuteNonQuery();
                conn.Close();
            }
            catch { return false; }
            return true;
        }
 ChiTietDonThuocEntites NewChiTiet()
 {
     ChiTietDonThuocEntites obj = new ChiTietDonThuocEntites();
     obj.SoLuongThuoc = txtSoLuong.Text;
     obj.LieuDung = txtLieuDung.Text;
     obj.MaThuoc = t.ThuocSelectMaThuoc(txtTenThuoc.Text).Rows[0]["MaThuoc"].ToString();
     obj.MaDonThuoc = txtMaDonThuoc.Text;
     return obj;
 }